New Delhi: The India Meteorological Department (IMD) has forecast a thunderstorm accompanied by lightning at isolated places over Sub-Himalayan West Bengal tomorrow. According to the weather agency, light to moderate rainfall or snowfall is also expected over Jammu-Kashmir, Ladakh, Gilgit, Baltistan, Muzaffarabad, Himachal Pradesh, and Uttarakhand during the next five days. The weather body predicted heatwave conditions over Konkan, Goa, Saurashtra, and Kutch during the next three days. The IMD also estimated hot and humid conditions at isolated pockets over Gujarat, Coastal Karnataka, Kerala, and Mahe.